Ключевые слова: background, banking, banknote, bill, cash, chain, closeup, concept, conceptual, copy, credit, crisis, currency, dollar, dollars, economic, economy, finance, financial, gray, grey, hundred, idea, invest, investment, keep, lock, metallic, money, nobody, number, padlock, paper, planning, protect, protection, report, safety, save, savings, secure, secured, security, space, stack, text, treasure, wealth,